Description:OOTDTYApplication:1. With this cable, you can connect your ,USB adapter to Bluetooth-compatible speaker or router,2. Use this cable, you can supply your for Smart Bluetooth-compatible speaker router LED Strip Light and more 12V device by USB adapter3.Power supply from USB charger,,car charger and more USB adapter.4.Some mobile sources have an automatic power-off function, and the output current of 90mA will automatically power off. It is recommended to use wall USB Adapter.5.The size of the for Dc Connector is OD: 4.0 mm and ID: 1.7 mm. Please check if it fits in the power on your device6.Useful,Super convenient for different kinds of devices such as Fan, LED Lamp, Bluetooth-compatible speaker, Wirele Router, Speakers that requires for 12V power(which is no in the product)Specifications:Input Voltage: for Dc 5V 2AOutput Voltage: for Dc 12V 0.5A 6W maxCable Length: Approx. 100cmColor: Black,WhiteInput Interface: USB A Type MaleOutput Interface: 4.0x1.7mm Plug (Inside the positive ,outside the negative)Note:1.nsition: 1cm=10mm=0.39inch2.Please allow 0-1cm error due to manual measurement. pls e sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Includes:1 X USB 5V to for Dc 12V Adapter Cable